What Tractors and Horses Do on Corn-Belt Farms., book, 1922; (https://digital.library.unt.edu/ark:/67531/metadc1791/m1/1/: accessed April 19, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
What Tractors and Horses Do on Corn-Belt Farms., book, 1922; (https://digital.library.unt.edu/ark:/67531/metadc1791/m1/1/: accessed April 19, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .